hocazor hz07 upgrade bluetooth 5.3 hearing protection - nrr 25db noise cancelling earmuffs 40 hours+ playing time with 1500mah rechargeable battery for mowing, workshops, black black, no fm/am, bluetooth, rechargeable battery is up for auction in Tools & Home Improvement. The current bid is $1.00, 97% below the $34.19 MSRP, in New/Like New condition. This auction has ended — similar items appear in live auctions regularly.